OrganizationActive
Northwest Internists LLC
NPI 1770536724 · Internal Medicine Physician · Mc Lean, VA
Provider details
- NPI number
- 1770536724
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Thomas Masterson, Director(703) 356-2037
- License
- 0101038350 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1313 Dolley Madison Blvd
Suite 302
Mc Lean, VA 22101-3953
Phone: (703) 356-2037
Fax: (703) 734-8987
Street-level locationGet directions
Mailing address
Po Box 487
Mc Lean, VA 22101-0487
Registry dates
- Enumerated
- 2006-05-19
- Last updated
- 2007-11-07
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.